The rectangular tile this is based on can be had by selecting the rectangle in Inkscape and using shift+alt+i
Source Firkin
A monochrome pattern from a tile that can be had by selecting the rectangle in Inkscaope and using shift+alt+i
Source Firkin
Colorful Floral Background 3 No Black
Source GDJ
Here's a new paper-like background for free use on personal and commercial projects (this applies to all background patterns here).
Source V. Hartikainen
Prismatic Geometric Pattern Background
Source GDJ
Prismatic Polka Dots 3 No Background
Source GDJ
The classic subtle pattern. Sort of wall/brick looking. Or moon-looking?
Source Joel Klein
Dark, lines, noise, tactile. You get the drift.
Source Anatoli Nicolae
Nice little grid. Would work great as a base on top of some other patterns.
Source Arno Gregorian
Embossed lines and squares with subtle highlights.
Source Alex Parker
Remixed from a drawing in 'Chambéry à la fin du XIVe siècle', Timoleon Chapperon, 1863.
Source Firkin
A seamless pattern based on a square tile that can be retrieved in Inkscape by selecting the rectangle and using shift-alt-i.
Source Firkin
A free seamless texture of reptile skin colored in a dark brown color. As always, you may use it as a repeated background image in your web design works, or for any other purposes.
Source V. Hartikainen
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
A fun-looking elastoplast/band-aid pattern. A hint of orange tone in this one.
Source Josh Green
Same as the black version, but now in shades of gray. Very subtle and fine grained.
Source Atle Mo
Awesome name, great pattern. Who does not love space?
Source Nick Batchelor
From a drawing in 'Studies for Stories', Jean Ingelow, 1864.
Source Firkin
This ladies and gentlemen, is texturetastic! Love it.
Source Adam Pickering
Lovely pattern with splattered vintage speckles.
Source David Pomfret
Kaleidoscope Prismatic Abstract No Background
Source GDJ
A new take on the black linen pattern. Softer this time.
Source Atle Mo
A seamless texture traced from an image on opengameart.org shared by Scouser.
Source Firkin
A seamless green background texture. The image is distributed under a Creative Commons License (like all of the images here).
Source V. Hartikainen